1425×2320 First change them into impropper fractions
2925×4320 Multiply the numerators and denominators
(2925)×(4320)=1247500=2.494
.you need to get 25 and 20 to the same denominator
like 100
so you x 4 to 4/25
and x 5 to 3/20
and you should get...
1 16/100 + 2 15/100 = 31/100
1425×2320 First change them into impropper fractions
2925×4320 Multiply the numerators and denominators
(2925)×(4320)=1247500=2.494