Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 49 by rounding each number to the nearest 10: ______
- Estimate 77 − 61 by rounding each number to the nearest 10: ______
- Estimate 22 − 29 by rounding each number to the nearest 10: ______
- Estimate 87 + 44 by rounding each number to the nearest 10: ______
- Estimate 52 + 68 by rounding each number to the nearest 10: ______
- Estimate 37 + 39 by rounding each number to the nearest 10: ______
- Estimate 46 − 61 by rounding each number to the nearest 10: ______
- Estimate 33 + 47 by rounding each number to the nearest 10: ______
- Estimate 77 + 68 by rounding each number to the nearest 10: ______
- Estimate 24 + 34 by rounding each number to the nearest 10: ______
- Estimate 53 + 88 by rounding each number to the nearest 10: ______
- Estimate 28 + 38 by rounding each number to the nearest 10: ______
- Estimate 57 + 62 by rounding each number to the nearest 10: ______
- Estimate 79 − 79 by rounding each number to the nearest 10: ______
- Estimate 72 − 76 by rounding each number to the nearest 10: ______
- Estimate 33 + 61 by rounding each number to the nearest 10: ______
- Estimate 80 − 68 by rounding each number to the nearest 10: ______
- Estimate 50 − 83 by rounding each number to the nearest 10: ______
- Estimate 32 − 72 by rounding each number to the nearest 10: ______
- Estimate 75 + 87 by rounding each number to the nearest 10: ______