Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 + 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 32 by rounding each number to the nearest 10: ______
- Estimate 68 + 49 by rounding each number to the nearest 10: ______
- Estimate 55 − 38 by rounding each number to the nearest 10: ______
- Estimate 84 − 68 by rounding each number to the nearest 10: ______
- Estimate 33 − 47 by rounding each number to the nearest 10: ______
- Estimate 80 + 46 by rounding each number to the nearest 10: ______
- Estimate 44 + 77 by rounding each number to the nearest 10: ______
- Estimate 79 − 42 by rounding each number to the nearest 10: ______
- Estimate 70 + 65 by rounding each number to the nearest 10: ______
- Estimate 65 − 44 by rounding each number to the nearest 10: ______
- Estimate 37 − 79 by rounding each number to the nearest 10: ______
- Estimate 29 + 39 by rounding each number to the nearest 10: ______
- Estimate 87 − 77 by rounding each number to the nearest 10: ______
- Estimate 73 − 88 by rounding each number to the nearest 10: ______
- Estimate 67 + 63 by rounding each number to the nearest 10: ______
- Estimate 30 − 60 by rounding each number to the nearest 10: ______
- Estimate 58 − 39 by rounding each number to the nearest 10: ______
- Estimate 23 − 83 by rounding each number to the nearest 10: ______
- Estimate 43 + 83 by rounding each number to the nearest 10: ______