Question

37.8x3.4+378x0.56+37.8

37.8x3.4+378x0.56+37.8

Answer 1

37.8x3.4+378x0.56+37.8
＝37.8×3.4＋37.8×5.6＋37.8×1
＝37.8×(3.4＋5.6＋1)
＝37.8×10
＝378

Answer 2

=37.8×3.4+37.8×10×0.56+37.8
=37.8×3.4+37.8×5.6+37.8
=37.8(3.4+5.6+1)
=37.8×10
=378