Class 4 Red Blog 19-204 Red Make Dreams Realities!

2 thoughts on “Subtracting 4 digit numbers -4 Red

  1. 4 14 17 1.It is 478 because we subtract 7-9 but we cant subtract subtract 7 from 9 so
    6 5 7. turn the 7 into a 17 and we turn the 5 into 4 and 17-9=8 remember we turn 5
    -1 7 9.
    ——— into 4 but we can’t do 4-7 so we turn 4 into 14 and 14-7=7 and then we have
    4 7 8. to subtract 6-1 but we can’t forget are exchanging so we know 6-1=5 so we take 1 more away so 6-1-1=4 so know we now the answer is 478.
    11
    2. 1 0 1 5
    – 8 9 3
    —————
    1 0 2 2
    —————
    That will be 122 .

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