Name Date *Write the missing number. 14 + 1 = ☐ 11 + 9 = ☐ 1 16 16 + 1 = 10 + 9 = ☐ ☐ 2 17 17 + 1 = 8 + 9 = ☐ ☐ 3 18 11 + 2 = ☐ 9 + 9 = ☐ 4 19 15 + 2 = 9 + 8 = ☐ ☐ 5 20 17 + 2 = 8 + 8 = ☐ ☐ 6 21 15 + 4 = ☐ 8 + 5 = ☐ 7 22 4 + 15 = 11 + 7 = ☐ ☐ 8 23 15 + 3 = ☐ 12 + ☐ = 18 9 24 5 + 13 = 14 + = 18 ☐ ☐ 10 25 13 + 4 = 8 + = 18 ☐ ☐ 11 26 14 + 4 = ☐ ☐ + 5 = 14 12 27 4 + 14 = + 6 = 15 ☐ ☐ 13 28 16 + 3 = 9 + 6 = 10 + ☐ ☐ 14 29 13 + 6 = ☐ 6 + 7 = ☐ + 9 15 30
Name Date *Write the missing number. 1 14 + 1 = ☐ 16 11 + 9 = ☐ 2 16 + 1 = ☐ 17 10 + 9 = ☐ 3 17 + 1 = ☐ 18 8 + 9 = ☐ 4 11 + 2 = ☐ 19 9 + 9 = ☐ 5 15 + 2 = ☐ 20 9 + 8 = ☐ 6 17 + 2 = ☐ 21 8 + 8 = ☐ 7 15 + 4 = ☐ 22 8 + 5 = ☐ 8 4 + 15 = ☐ 23 11 + 7 = ☐ 9 15 + 3 = ☐ 24 12 + ☐ = 18 10 5 + 13 = ☐ 25 14 + ☐ = 18 11 13 + 4 = ☐ 26 8 + ☐ = 18 12 14 + 4 = ☐ 27 ☐ + 5 = 14 13 4 + 14 = ☐ 28 ☐ + 6 = 15 14 16 + 3 = ☐ 29 9 + 6 = 10 + ☐ 15 13 + 6 = ☐ 30 6 + 7 = ☐ + 9