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