Which of the following matches the sum shown with the place value blocks? Is it 13 plus 46, 23 plus 46, or 60 plus six?
First, let’s work out this number. We have three red ones bricks and two tens rods. So this is number 23. Let’s count the ones in this number: one, two, three, four, five, six. And there are four tens rods. The equation which matches the sum shown with the place value blocks is 23 add 46.