Calculate the value of the expression on the left and compare it to the number on the right. 18+2◯2018 plus 2 ◯ 20 20=2020 equals 20 2. Compare the second pair

Calculate the value of the expression on the left and compare it to the number on the right. 18−2◯2018 minus 2 ◯ 20 16<2016 is less than 20 3. Compare the third pair

The solution to of the 2nd-grade Mathematics textbook by Moro (Part 1) involves comparing numerical expressions using comparison signs: >is greater than (greater than), (less than), or (equal to). 1. Compare the first pair