<span>3 Family members, each ate 2 slices. 3 × 2 = 6 total slices eaten. Amount of pizza eaten = </span> <span>Amount of pizza eaten = </span>= <span> So, the family ate </span> slices in total.<span> </span>
I simply realised that I could not multiply 40% easily to 100%. So I spit it in half, and made 20%=40. then I multiplied 20%×5=100% and I also multiplied 40×5=200.