Addition Launchpad WorksheetAddition Launchpad 2-Digit Addition • US Algorithm • No Regrouping Name Date Score ____ / 25 Instructions: Add the ones column first. Next, add the tens column. Write the sum below each line. T = Tens | O = Ones 1 T O 23 15 2 T O 41 36 3 T O 52 24 4 T O 14 63 5 T O 30 48 6 T O 65 21 7 T O 12 35 8 T O 44 53 9 T O 71 17 10 T O 32 26 11 T O 50 39 12 T O 16 72 13 T O 27 41 14 T O 83 14 15 T O 34 52 16 T O 61 27 17 T O 25 33 18 T O 46 12 19 T O 18 51 20 T O 73 24 21 T O 37 42 22 T O 54 31 23 T O 22 65 24 T O 43 44 25 T O 15 82 Double-check: Did you add the ones before the tens? Effort Star:
Addition Orbit WorksheetAddition Orbit 2-Digit Addition • US Algorithm • No Regrouping Name Date Score ____ / 25 Instructions: Add the ones column first. Next, add the tens column. Write the sum below each line. T = Tens | O = Ones 1 T O 31 47 2 T O 53 25 3 T O 20 64 4 T O 42 16 5 T O 67 21 6 T O 15 73 7 T O 81 14 8 T O 24 32 9 T O 35 43 10 T O 52 17 11 T O 40 29 12 T O 63 35 13 T O 11 58 14 T O 72 25 15 T O 26 62 16 T O 33 45 17 T O 48 31 18 T O 14 52 19 T O 55 23 20 T O 61 34 21 T O 22 47 22 T O 74 13 23 T O 36 21 24 T O 17 81 25 T O 43 56 Double-check: Did you add the ones before the tens? Effort Star:
Addition Comet WorksheetAddition Comet 2-Digit Addition • US Algorithm • No Regrouping Name Date Score ____ / 25 Instructions: Add the ones column first. Next, add the tens column. Write the sum below each line. T = Tens | O = Ones 1 T O 45 23 2 T O 13 74 3 T O 62 16 4 T O 34 35 5 T O 50 28 6 T O 21 46 7 T O 75 12 8 T O 32 54 9 T O 16 61 10 T O 44 43 11 T O 82 15 12 T O 27 51 13 T O 36 42 14 T O 53 34 15 T O 11 67 16 T O 64 23 17 T O 25 72 18 T O 48 50 19 T O 31 66 20 T O 70 27 21 T O 56 32 22 T O 18 41 23 T O 42 25 24 T O 23 63 25 T O 37 51 Double-check: Did you add the ones before the tens? Effort Star:
Addition Galaxy WorksheetAddition Galaxy 2-Digit Addition • US Algorithm • No Regrouping Name Date Score ____ / 25 Instructions: Add the ones column first. Next, add the tens column. Write the sum below each line. T = Tens | O = Ones 1 T O 51 37 2 T O 24 43 3 T O 16 82 4 T O 43 31 5 T O 60 38 6 T O 32 45 7 T O 71 26 8 T O 14 75 9 T O 53 14 10 T O 25 61 11 T O 42 47 12 T O 35 23 13 T O 80 19 14 T O 27 32 15 T O 64 31 16 T O 12 66 17 T O 46 33 18 T O 33 52 19 T O 55 41 20 T O 73 15 21 T O 21 57 22 T O 38 41 23 T O 62 27 24 T O 17 52 25 T O 44 35 Double-check: Did you add the ones before the tens? Effort Star: