Fill in the missing number to make the statement true. 50 + 20 = ______
Fill in the missing number to make the statement true. 4 tens + 3 tens = _____ tens
Fill in the missing number to make the statement true. 7 tens – ____ tens = 5 tens
Fill in the missing number to make the statement true. _____ – 20 = 63
Fill in the missing number to make the statement true. 6 tens + 1 ten 4 ones = 9 tens 4 ones - _____ tens