1.) 12 : 4 per 10 = ______

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2.) 2,5 liter – 40 mililiter ( ml ) = ___ CL

3.) 5 hm + 17 km = _____ dam

4.) ( 2 per 7 × 2 3 per 4 ) + ( 1 per 4 : 2 per 8 ) = ______

1.) 12 : 4 per 10 = ______

1.12:4/10=12×10/4
=120/4
=30

2.jwb=2,5 liter-40 ml=_____cl
=250 cl -4 cl=246 cl

3.jwb=5 hm+17 km=_____ dam
=50 dam+170 dam=220 dan

4.(2/7×2 3/4)+(1/4:2/8)=(2/7×11/4)+(1/4:2/8)
=22/28+8/8
=44/56+56/56
=110/56=1 27/28