Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 − 69 by rounding each number to the nearest 10: ______
- Estimate 31 − 27 by rounding each number to the nearest 10: ______
- Estimate 26 − 35 by rounding each number to the nearest 10: ______
- Estimate 32 − 83 by rounding each number to the nearest 10: ______
- Estimate 86 + 24 by rounding each number to the nearest 10: ______
- Estimate 55 − 86 by rounding each number to the nearest 10: ______
- Estimate 42 − 80 by rounding each number to the nearest 10: ______
- Estimate 71 + 86 by rounding each number to the nearest 10: ______
- Estimate 42 − 33 by rounding each number to the nearest 10: ______
- Estimate 50 + 39 by rounding each number to the nearest 10: ______
- Estimate 51 − 46 by rounding each number to the nearest 10: ______
- Estimate 55 − 61 by rounding each number to the nearest 10: ______
- Estimate 80 − 79 by rounding each number to the nearest 10: ______
- Estimate 80 + 60 by rounding each number to the nearest 10: ______
- Estimate 81 + 76 by rounding each number to the nearest 10: ______
- Estimate 77 − 33 by rounding each number to the nearest 10: ______
- Estimate 68 + 45 by rounding each number to the nearest 10: ______
- Estimate 25 + 23 by rounding each number to the nearest 10: ______
- Estimate 63 + 81 by rounding each number to the nearest 10: ______
- Estimate 82 − 37 by rounding each number to the nearest 10: ______