Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 22 by rounding each number to the nearest 10: ______
- Estimate 60 − 67 by rounding each number to the nearest 10: ______
- Estimate 63 + 87 by rounding each number to the nearest 10: ______
- Estimate 70 + 50 by rounding each number to the nearest 10: ______
- Estimate 87 + 71 by rounding each number to the nearest 10: ______
- Estimate 28 − 23 by rounding each number to the nearest 10: ______
- Estimate 50 + 65 by rounding each number to the nearest 10: ______
- Estimate 64 + 82 by rounding each number to the nearest 10: ______
- Estimate 81 + 42 by rounding each number to the nearest 10: ______
- Estimate 33 + 35 by rounding each number to the nearest 10: ______
- Estimate 71 + 47 by rounding each number to the nearest 10: ______
- Estimate 73 + 74 by rounding each number to the nearest 10: ______
- Estimate 67 + 26 by rounding each number to the nearest 10: ______
- Estimate 57 − 58 by rounding each number to the nearest 10: ______
- Estimate 70 − 67 by rounding each number to the nearest 10: ______
- Estimate 77 + 28 by rounding each number to the nearest 10: ______
- Estimate 55 − 80 by rounding each number to the nearest 10: ______
- Estimate 24 + 39 by rounding each number to the nearest 10: ______
- Estimate 44 − 54 by rounding each number to the nearest 10: ______
- Estimate 60 − 42 by rounding each number to the nearest 10: ______