Subtract: Using Place Value Blocks 1 hundred 10 tens 13 ones Make 354 and 287 with -1 hundred 3 tens 4 ones blocks. 7 tens 9 ones 5 hundreds 13 tens 11 ones. 10 Trade ones to make tens. 1 11 13 213 14 tens 1 one 134 Trade tens to make 79 hundreds. 6 hundreds 4 tens 6 hundreds 4 tens 1 one CCGPS.2.NBT.7
Using Place Value Blocks Make 354 and 287 with blocks. 5 hundreds 13 tens 11 ones. Trade ones to make tens. 14 tens 1 one Trade tens to make hundreds. 6 hundreds 4 tens 6 hundreds 4 tens 1 one Subtract: 1 hundred 10 tens 13 ones -1 hundred 3 tens 4 ones 7 tens 9 ones 10 1 11 13 213 134 79 CCGPS.2.NBT.7