ABACUSAges 5–8EASY
Step 4: Level 1 Addition Know How
Animated single-digit addition on one Ones rod, with answers up to 9 and no carrying.
Aligned Curriculums:CBSE: Class-1 (MATH.ABX.04)ICSE: Class-1NEP: Cognitive (C-1.1)CCSS: 1.OA.C.6, 1.NBT.C.4
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