Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 + 48 by rounding each number to the nearest 10: ______
- Estimate 77 − 46 by rounding each number to the nearest 10: ______
- Estimate 40 − 60 by rounding each number to the nearest 10: ______
- Estimate 24 + 83 by rounding each number to the nearest 10: ______
- Estimate 24 − 46 by rounding each number to the nearest 10: ______
- Estimate 62 − 59 by rounding each number to the nearest 10: ______
- Estimate 27 − 42 by rounding each number to the nearest 10: ______
- Estimate 49 + 43 by rounding each number to the nearest 10: ______
- Estimate 35 − 68 by rounding each number to the nearest 10: ______
- Estimate 55 + 65 by rounding each number to the nearest 10: ______
- Estimate 52 − 32 by rounding each number to the nearest 10: ______
- Estimate 47 − 87 by rounding each number to the nearest 10: ______
- Estimate 73 + 63 by rounding each number to the nearest 10: ______
- Estimate 45 + 39 by rounding each number to the nearest 10: ______
- Estimate 28 + 42 by rounding each number to the nearest 10: ______
- Estimate 34 + 60 by rounding each number to the nearest 10: ______
- Estimate 22 − 60 by rounding each number to the nearest 10: ______
- Estimate 81 − 73 by rounding each number to the nearest 10: ______
- Estimate 51 − 89 by rounding each number to the nearest 10: ______
- Estimate 22 − 82 by rounding each number to the nearest 10: ______