845 : 5 x 3 288 : 3 x 4 658 : 7 x 8 856 : 8 x 9

To solve these multiplication problems, we simply multiply the two numbers together.

845: 5 x 3 = 15

288: 3 x 4 = 12

658: 7 x 8 = 56

856: 8 x 9 = 72